{"uid":"cap_1QH_eyAyFydhtvTL1GVUW","slug":"cortexcloud-defillama-chains-api-be1f06b7","name":"CortexCloud DeFiLlama Chains API","description":"OpenAI-compatible AI and data API for agents. Pay per call in USDC on Base via x402 — no API keys, no subscriptions, no lock-in.","url":"https://api.cortexcloud.org/x402/v1/defillama/chains","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"properties":{"type":"string"}}},"responseSchema":{"type":"object","format":"application/json","example":{}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cR4bO36Vz7e4GI8oebWEE","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a list of all blockchain chains tracked by DeFiLlama, including TVL and related on-chain data, accessible via pay-per-call USDC micropayment on Base.","exampleAgentPrompt":"Give me the full list of all blockchain chains tracked by DeFiLlama, including their TVL data, so I can see how the DeFi ecosystem is distributed across chains.","exampleUseCases":[{"title":"DeFi chain TVL comparison","prompt":"Pull up all the blockchains that DeFiLlama tracks and show me which ones have the highest total value locked right now."},{"title":"Supported chains discovery for DeFi app","prompt":"I'm building a DeFi dashboard — can you get me the complete list of chains DeFiLlama supports so I know which networks to include?"},{"title":"On-chain ecosystem snapshot","prompt":"Give me a snapshot of every blockchain in the DeFiLlama chains list so I can analyze how TVL is spread across the crypto ecosystem today."}],"resultDescription":"A JSON array of blockchain chains tracked by DeFiLlama, each containing chain name, TVL figures, and associated on-chain metadata such as protocol counts and chain identifiers.","failureModes":["Payment not included or insufficient USDC results in 402 Payment Required response","DeFiLlama upstream outage may cause 502 or 503 errors","Malformed request properties parameter returns 400 Bad Request","Empty response if DeFiLlama data feed is temporarily unavailable"],"whenToPreferThis":"Choose this endpoint when you need a comprehensive, up-to-date list of all blockchain chains tracked by DeFiLlama with TVL data, without managing API keys or subscriptions — especially in agent workflows that pay per call via USDC micropayments on Base using the x402 protocol.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T06:55:12.031Z","isFirstParty":false}